Below are the words that matched your query...
Genus Peronospora
- genus of destructive downy mildews
Genus Albugo
- type genus of the Albuginaceae; fungi causing white rusts
Genus Pythium
- destructive root-parasitic fungi
Genus Phytophthora
- destructive parasitic fungi causing brown rot in plants
Genus Plasmodiophora
- type genus of Plasmodiophoraceae comprising minute plant parasitic fungi similar to and sometimes included among the slime molds
Genus Tuber
- type genus of the Tuberaceae: fungi whose fruiting bodies are typically truffles
Genus Lecanora
- type genus of Lecanoraceae; crustaceous lichens
Genus Roccella
- chiefly fruticose maritime rock-inhabiting lichens
Genus Pertusaria
- crustose lichens that are a source of the dye archil and of litmus